package com.littlehu.test16;

public abstract class AbstractLogger {
	
	public static int INFO=1;
	public static int DEBUG=2;
	public static int ERROR=3;
	
	protected int level;
	
	protected AbstractLogger nextLogger;
	
	
	public void setNextLogger(AbstractLogger nextLogger){
		this.nextLogger=nextLogger;
	}
	
	public void logMessage(int level,String message){
		
		if (this.level<=level) {
			write(message);
			
			
		}
		
		
		if (nextLogger!=null) {
			nextLogger.logMessage(level, message);
			
			
		}
		
		
	}
	
	abstract protected void write(String message);
	
	
	
	

}
